Shemya HDMI to HDMI 4Kx2K Output Scaler Converter Supports Scaling up and Scaling down Digital Signal Process Compatible with Multi-HDMI Input Formats No need to install drivers, portable, flexible, plug and play. Provide advanced signal processing with great precision, colors, resolutions, and details. Support scaler up, scaler down digital signal process. Support multi- HDMI input formats. Support HDMI 4Kx2K@60Hz, 4Kx2K@30Hz,1080p@60Hz or 720p@60Hz output.